Jessica Lowndes

Got her showbiz break in an episode of Showtime's anthology series Masters of Horror (2005);later made her big-screen debut in the thriller The Haunting of Molly Hartley (2008). Included on People magazine's list of World's Most Beautiful Peopleof 2009. Her drug-addicted character Adrianna on the revamped 90210was originally intended as a recurring guest role until her popularity prompted producers to elevateher to series-regular status. With a background in piano,she wrote songs featured in episodes of theTV programs Moonlight and 90210.